8334344f196cc7437c992fd5000a56507cae7c2bbdb393a21b697a294260e6e8

Analysis

max time kernel
149s
max time network
158s
platform
windows10-2004_x64
resource
win10v2004-20240704-en
resource tags

arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
submitted
26-07-2024 12:43

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General

Target

741b2b6ea4ebb64e4692687589998bc5_JaffaCakes118.exe
Size

47KB
MD5

741b2b6ea4ebb64e4692687589998bc5
SHA1

43e4cedb5083a86675c1849dd7a20c08c50d1592
SHA256

8334344f196cc7437c992fd5000a56507cae7c2bbdb393a21b697a294260e6e8
SHA512

63282977af20325427f0821ef6c1d6421395f696bf17b3c7091649d08325748bad4c2c11a478de3b64c9f6e1d3b2c8da3373c0aa94ad1122f653e6002b2f3e2e
SSDEEP

768:KZaLZgdH6GJ50lxk+eSj2E28LrufbmLnUPr+PoauzOc72CjyGweSsxhhsZ3YzKY6:KZgY6m0l+Wj2Q7OnaugAyDeSshsZ9las

Score

7^/10

collection credential_access discovery spyware stealer upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

tmp.exe

pid process

1052 tmp.exe
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

pid	process
1052	tmp.exe

UPX packed file 3 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
behavioral2/memory/3624-0-0x0000000000400000-0x0000000000407000-memory.dmp	upx
behavioral2/memory/3624-8-0x0000000000400000-0x0000000000407000-memory.dmp	upx
behavioral2/memory/3624-9-0x0000000000400000-0x0000000000407000-memory.dmp	upx

Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
credential_access stealer

Credentials In Files
T1552.001

Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs

collection

Email Collection

T1114

Processes:

tmp.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1403246978-718555486-3105247137-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	tmp.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

Processes:

741b2b6ea4ebb64e4692687589998bc5_JaffaCakes118.exetmp.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	741b2b6ea4ebb64e4692687589998bc5_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tmp.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

tmp.exe

pid process

1052 tmp.exe
1052 tmp.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

tmp.exe

description pid process

Token: SeDebugPrivilege 1052 tmp.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

741b2b6ea4ebb64e4692687589998bc5_JaffaCakes118.exe

pid process

3624 741b2b6ea4ebb64e4692687589998bc5_JaffaCakes118.exe

pid	process
1052	tmp.exe
1052	tmp.exe

description	pid	process
Token: SeDebugPrivilege	1052	tmp.exe

pid	process
3624	741b2b6ea4ebb64e4692687589998bc5_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

741b2b6ea4ebb64e4692687589998bc5_JaffaCakes118.exe

description	pid	process	target process
PID 3624 wrote to memory of 1052	3624	741b2b6ea4ebb64e4692687589998bc5_JaffaCakes118.exe	tmp.exe
PID 3624 wrote to memory of 1052	3624	741b2b6ea4ebb64e4692687589998bc5_JaffaCakes118.exe	tmp.exe
PID 3624 wrote to memory of 1052	3624	741b2b6ea4ebb64e4692687589998bc5_JaffaCakes118.exe	tmp.exe

outlook_win_path 1 IoCs

Processes:

tmp.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1403246978-718555486-3105247137-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	tmp.exe

C:\Users\Admin\AppData\Local\Temp\741b2b6ea4ebb64e4692687589998bc5_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\741b2b6ea4ebb64e4692687589998bc5_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3624

C:\Users\Admin\AppData\Local\Temp\tmp.exe
C:\Users\Admin\AppData\Local\Temp\tmp.exe
2⤵
- Executes dropped EXE
- Accesses Microsoft Outlook profiles
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_win_path
PID:1052

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Query Registry

T1012

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp.exe

Filesize
41KB

MD5
f0fbf4b1cce61626f3763316394cf0c4

SHA1
48525345d19ccf25163dd834f5a17356c0167981

SHA256
c85d0d915656a5c7b6632678b7023aae7be920f474bbf9ee2cc85335f8d5cf29

SHA512
71389a6090ba6b6bf11a15c6031b57c929d8a2ee817b56aaa233bb10ca18068e8df31169adff01ad9ba0c5abce0580f24fcaeffbc7bf9665fd68262d040e2faa

Download Submit
memory/1052-7-0x0000000013140000-0x0000000013178000-memory.dmp

Filesize
224KB

Download
memory/3624-0-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/3624-8-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/3624-9-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download